# Keyng vs emson note

The clearest difference is update cadence: Keyng at every 2 months against emson note's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Keyng ships an update every 2 months, emson note every 5 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Keyng | emson note |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | — |
| Size | 51 MB | 11 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Uhlmann & Zacher GmbH](https://appshunter.io/developer/1413776543) | [Adapton AG](https://appshunter.io/developer/1585160268) |

## What reviewers say

### Keyng

[App page](https://appshunter.io/ios/app/keyng/id1450613501)

Manage electronic locking systems from your smartphone. Authorize transponder keys, invite users, and update firmware for Clex private systems. Ideal for small to medium-sized buildings.

**Highlights:** Bluetooth® Low Energy communication, Manage electronic locking cylinders and handles, Authorize and manage transponder keys, Invite users to open locks via smartphone, Update firmware and read event logs, NFC identification for keys

**Features:** macOS Compatibility

**In-app purchases:** none


### emson note

[App page](https://appshunter.io/ios/app/emson-note/id1585160266)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Keyng free?

Keyng is free to download, with no in-app purchases.

### Is emson note free?

emson note is free to download, with no in-app purchases.

### Do Keyng or emson note have ads?

Neither Keyng nor emson note shows ads.

### Which is updated more often, Keyng or emson note?

Keyng ships an update every 2 months, and emson note every 5 months. Most recently, Keyng was updated on October 3, 2026 and emson note on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*